tools/compat/compat_defs.h

   1 /*      $NetBSD: compat_defs.h,v 1.73 2009/10/02 18:03:19 christos Exp $        */
   2
   3 #ifndef __NETBSD_COMPAT_DEFS_H__
   4 #define __NETBSD_COMPAT_DEFS_H__
   5
   6
   7 /* Work around some complete brain damage. */
   8 /*
   9  * Linux: <features.h> turns on _POSIX_SOURCE by default, even though the
  10  * program (not the OS) should do that.  Preload <features.h> to keep any
  11  * of this crap from being pulled in, and undefine _POSIX_SOURCE.
  12  */
  13
  14 #if defined(__linux__) && HAVE_FEATURES_H
  15 #include <features.h>
  16 #define __USE_ISOC99 1
  17 #endif
  18
  19 /* So _NETBSD_SOURCE doesn't end up defined. Define enough to pull in standard
  20    defs. Other platforms may need similiar defines. */
  21 #ifdef __NetBSD__
  22 #define _ISOC99_SOURCE
  23 #define _POSIX_SOURCE   1
  24 #define _POSIX_C_SOURCE 200112L
  25 #define _XOPEN_SOURCE 600
  26 #else
  27 #undef _POSIX_SOURCE
  28 #undef _POSIX_C_SOURCE
  29 #endif
  30
  31 /* System headers needed for (re)definitions below. */
  32
  33 #include <sys/types.h>
  34 #include <sys/mman.h>
  35 #include <sys/param.h>
  36 /* time.h needs to be pulled in first at least on netbsd w/o _NETBSD_SOURCE */
  37 #include <sys/time.h>
  38 #include <sys/stat.h>
  39 #include <errno.h>
  40 #include <fcntl.h>
  41 #include <limits.h>
  42 #include <paths.h>
  43 #include <stdarg.h>
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47
  48 #if HAVE_SYS_CDEFS_H
  49 #include <sys/cdefs.h>
  50 #endif
  51 #if HAVE_SYS_SYSLIMITS_H
  52 #include <sys/syslimits.h>
  53 #endif
  54 #if HAVE_SYS_SYSMACROS_H
  55 /* major(), minor() on SVR4 */
  56 #include <sys/sysmacros.h>
  57 #endif
  58 #if HAVE_INTTYPES_H
  59 #include <inttypes.h>
  60 #endif
  61 #if HAVE_STDDEF_H
  62 #include <stddef.h>
  63 #endif
  64
  65 #ifdef _NETBSD_SOURCE
  66 #error _NETBSD_SOURCE is *not* to be defined.
  67 #endif
  68
  69 /* Need this since we can't depend on NetBSD's version to be around */
  70 #ifdef __UNCONST
  71 #undef __UNCONST
  72 #endif
  73 #define __UNCONST(a)   ((void *)(unsigned long)(const void *)(a))
  74
  75 /* We don't include <pwd.h> here, so that "compat_pwd.h" works. */
  76 struct passwd;
  77
  78 /* We don't include <grp.h> either */
  79 struct group;
  80
  81 /* Assume an ANSI compiler for the host. */
  82
  83 #undef __P
  84 #define __P(x) x
  85
  86 #ifndef __BEGIN_DECLS
  87 #define __BEGIN_DECLS
  88 #endif
  89 #ifndef __END_DECLS
  90 #define __END_DECLS
  91 #endif
  92
  93 /* Some things usually in BSD <sys/cdefs.h>. */
  94
  95 #ifndef __CONCAT
  96 #define __CONCAT(x,y)   x ## y
  97 #endif
  98 #if !defined(__attribute__) && !defined(__GNUC__)
  99 #define __attribute__(x)
 100 #endif
 101 #if !defined(__packed)
 102 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
 103 #define __packed        __attribute__((__packed__))
 104 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
 105 #define __packed        __attribute__((__packed__))
 106 #else
 107 #define __packed        error: no __packed for this compiler
 108 #endif
 109 #endif /* !__packed */
 110 #ifndef __RENAME
 111 #define __RENAME(x)
 112 #endif
 113 #undef __aconst
 114 #define __aconst
 115 #undef __dead
 116 #define __dead
 117 #undef __restrict
 118 #define __restrict
 119 #undef __unused
 120 #define __unused
 121
 122 /* Dirent support. */
 123
 124 #if HAVE_DIRENT_H
 125 # if defined(__linux__) && defined(__USE_BSD)
 126 #  undef __USE_BSD
 127 #  include <dirent.h>
 128 #  define __USE_BSD 1
 129 #  undef d_fileno
 130 # else
 131 #  include <dirent.h>
 132 #  if defined(__DARWIN_UNIX03)
 133 #   undef d_fileno
 134 #  endif
 135 # endif
 136 # define NAMLEN(dirent) (strlen((dirent)->d_name))
 137 #else
 138 # define dirent direct
 139 # define NAMLEN(dirent) ((dirent)->d_namlen)
 140 # if HAVE_SYS_NDIR_H
 141 #  include <sys/ndir.h>
 142 # endif
 143 # if HAVE_SYS_DIR_H
 144 #  include <sys/dir.h>
 145 # endif
 146 # if HAVE_NDIR_H
 147 #  include <ndir.h>
 148 # endif
 149 #endif
 150
 151 /* Type substitutes. */
 152
 153 #if !HAVE_ID_T
 154 typedef unsigned int id_t;
 155 #endif
 156
 157 #if !HAVE_SOCKLEN_T
 158 typedef int socklen_t;
 159 #endif
 160
 161 #if !HAVE_U_LONG
 162 typedef unsigned long u_long;
 163 #endif
 164
 165 #if !HAVE_U_CHAR
 166 typedef unsigned char u_char;
 167 #endif
 168
 169 #if !HAVE_U_INT
 170 typedef unsigned int u_int;
 171 #endif
 172
 173 #if !HAVE_U_SHORT
 174 typedef unsigned short u_short;
 175 #endif
 176
 177 /* Prototypes for replacement functions. */
 178
 179 #if !HAVE_ATOLL
 180 long long int atoll(const char *);
 181 #endif
 182
 183 #if !HAVE_ASPRINTF
 184 int asprintf(char **, const char *, ...);
 185 #endif
 186
 187 #if !HAVE_ASNPRINTF
 188 int asnprintf(char **, size_t, const char *, ...);
 189 #endif
 190
 191 #if !HAVE_BASENAME
 192 char *basename(char *);
 193 #endif
 194
 195 #if !HAVE_DECL_OPTIND
 196 int getopt(int, char *const *, const char *);
 197 extern char *optarg;
 198 extern int optind, opterr, optopt;
 199 #endif
 200
 201 #if !HAVE_DIRNAME
 202 char *dirname(char *);
 203 #endif
 204
 205 #if !HAVE_DIRFD
 206 #if HAVE_DIR_DD_FD
 207 #define dirfd(dirp) ((dirp)->dd_fd)
 208 #elif HAVE_DIR___DD_FD
 209 #define dirfd(dirp) ((dirp)->__dd_fd)
 210 #else
 211 /*XXX: Very hacky but no other way to bring this into scope w/o defining
 212   _NETBSD_SOURCE which we're avoiding. */
 213 #ifdef __NetBSD__
 214 struct _dirdesc {
 215         int     dd_fd;          /* file descriptor associated with directory */
 216         long    dd_loc;         /* offset in current buffer */
 217         long    dd_size;        /* amount of data returned by getdents */
 218         char    *dd_buf;        /* data buffer */
 219         int     dd_len;         /* size of data buffer */
 220         off_t   dd_seek;        /* magic cookie returned by getdents */
 221         long    dd_rewind;      /* magic cookie for rewinding */
 222         int     dd_flags;       /* flags for readdir */
 223         void    *dd_lock;       /* lock for concurrent access */
 224 };
 225 #define dirfd(dirp)     (((struct _dirdesc *)dirp)->dd_fd)
 226 #else
 227 #error cannot figure out how to turn a DIR * into a fd
 228 #endif
 229 #endif
 230 #endif
 231
 232 #if !HAVE_ERR_H
 233 void err(int, const char *, ...);
 234 void errx(int, const char *, ...);
 235 void warn(const char *, ...);
 236 void warnx(const char *, ...);
 237 void vwarnx(const char *, va_list);
 238 #endif
 239
 240 #if !HAVE_ESETFUNC
 241 void (*esetfunc(void (*)(int, const char *, ...)))(int, const char *, ...);
 242 size_t estrlcpy(char *, const char *, size_t);
 243 size_t estrlcat(char *, const char *, size_t);
 244 char *estrdup(const char *);
 245 char *estrndup(const char *, size_t);
 246 void *ecalloc(size_t, size_t);
 247 void *emalloc(size_t);
 248 void *erealloc(void *, size_t);
 249 FILE *efopen(const char *, const char *);
 250 int easprintf(char **, const char *, ...);
 251 int evasprintf(char **, const char *, va_list);
 252 #endif
 253
 254 #if !HAVE_FGETLN || defined(__NetBSD__)
 255 char *fgetln(FILE *, size_t *);
 256 #endif
 257
 258 #if !HAVE_FLOCK
 259 # define LOCK_SH                0x01
 260 # define LOCK_EX                0x02
 261 # define LOCK_NB                0x04
 262 # define LOCK_UN                0x08
 263 int flock(int, int);
 264 #endif
 265
 266 #if !HAVE_FPARSELN || BROKEN_FPARSELN || defined(__NetBSD__)
 267 # define FPARSELN_UNESCESC      0x01
 268 # define FPARSELN_UNESCCONT     0x02
 269 # define FPARSELN_UNESCCOMM     0x04
 270 # define FPARSELN_UNESCREST     0x08
 271 # define FPARSELN_UNESCALL      0x0f
 272 char *fparseln(FILE *, size_t *, size_t *, const char [3], int);
 273 #endif
 274
 275 #if !HAVE_ISSETUGID
 276 int issetugid(void);
 277 #endif
 278
 279 #if !HAVE_ISBLANK && !defined(isblank)
 280 #define isblank(x) ((x) == ' ' || (x) == '\t')
 281 #endif
 282
 283 #define __nbcompat_bswap16(x)   ((((x) << 8) & 0xff00) | (((x) >> 8) & 0x00ff))
 284
 285 #define __nbcompat_bswap32(x)   ((((x) << 24) & 0xff000000) | \
 286                                  (((x) <<  8) & 0x00ff0000) | \
 287                                  (((x) >>  8) & 0x0000ff00) | \
 288                                  (((x) >> 24) & 0x000000ff))
 289
 290 #define __nbcompat_bswap64(x)   (((u_int64_t)bswap32((x)) << 32) | \
 291                                  ((u_int64_t)bswap32((x) >> 32)))
 292
 293 #if ! HAVE_DECL_BSWAP16
 294 #ifdef bswap16
 295 #undef bswap16
 296 #endif
 297 #define bswap16(x)      __nbcompat_bswap16(x)
 298 #endif
 299 #if ! HAVE_DECL_BSWAP32
 300 #ifdef bswap32
 301 #undef bswap32
 302 #endif
 303 #define bswap32(x)      __nbcompat_bswap32(x)
 304 #endif
 305 #if ! HAVE_DECL_BSWAP64
 306 #ifdef bswap64
 307 #undef bswap64
 308 #endif
 309 #define bswap64(x)      __nbcompat_bswap64(x)
 310 #endif
 311
 312 #if !HAVE_MKSTEMP
 313 int mkstemp(char *);
 314 #endif
 315
 316 #if !HAVE_MKDTEMP
 317 char *mkdtemp(char *);
 318 #endif
 319
 320 #if !HAVE_MKSTEMP || !HAVE_MKDTEMP
 321 /* This is a prototype for the internal function defined in
 322  * src/lib/lib/stdio/gettemp.c */
 323 int __nbcompat_gettemp(char *, int *, int);
 324 #endif
 325
 326 #if !HAVE_PREAD
 327 ssize_t pread(int, void *, size_t, off_t);
 328 #endif
 329
 330 #if !HAVE_HEAPSORT
 331 int heapsort (void *, size_t, size_t, int (*)(const void *, const void *));
 332 #endif
 333 /* Make them use our version */
 334 #  define heapsort __nbcompat_heapsort
 335
 336 char           *flags_to_string(unsigned long, const char *);
 337 int             string_to_flags(char **, unsigned long *, unsigned long *);
 338
 339 /*
 340  * HAVE_X_FROM_Y and HAVE_PWCACHE_FOODB go together, because we cannot
 341  * supply an implementation of one without the others -- some parts are
 342  * libc internal and this varies from system to system.
 343  *
 344  * XXX this is dubious anyway: we assume (see HAVE_DECLs below) that if the
 345  * XXX host system has all of these functions, all of their interfaces
 346  * XXX and interactions are exactly the same as in our libc/libutil -- ugh.
 347  */
 348 #if !HAVE_USER_FROM_UID
 349 # define user_from_uid __nbcompat_user_from_uid
 350 # undef HAVE_DECL_USER_FROM_UID
 351 #endif
 352
 353 #if !HAVE_UID_FROM_USER
 354 # define uid_from_user __nbcompat_uid_from_user
 355 # undef HAVE_DECL_UID_FROM_USER
 356 #endif
 357
 358 #if !HAVE_PWCACHE_USERDB
 359 # define pwcache_userdb __nbcompat_pwcache_userdb
 360 # undef HAVE_DECL_PWCACHE_USERDB
 361 #endif
 362
 363 #if !HAVE_GROUP_FROM_GID
 364 # define group_from_gid __nbcompat_group_from_gid
 365 # undef HAVE_DECL_GROUP_FROM_GID
 366 #endif
 367
 368 #if !HAVE_GID_FROM_GROUP
 369 # define gid_from_group __nbcompat_gid_from_group
 370 # undef HAVE_DECL_GID_FROM_GROUP
 371 #endif
 372
 373 #if !HAVE_PWCACHE_GROUDB
 374 # define pwcache_groupdb __nbcompat_pwcache_groupdb
 375 # undef HAVE_DECL_PWCACHE_GROUPDB
 376 #endif
 377
 378 #if !HAVE_DECL_UID_FROM_USER
 379 int uid_from_user(const char *, uid_t *);
 380 #endif
 381
 382 #if !HAVE_DECL_USER_FROM_UID
 383 const char *user_from_uid(uid_t, int);
 384 #endif
 385
 386 #if !HAVE_DECL_PWCACHE_USERDB
 387 int pwcache_userdb(int (*)(int), void (*)(void),
 388     struct passwd * (*)(const char *), struct passwd * (*)(uid_t));
 389 #endif
 390
 391 #if !HAVE_DECL_GID_FROM_GROUP
 392 int gid_from_group(const char *, gid_t *);
 393 #endif
 394
 395 #if !HAVE_DECL_GROUP_FROM_GID
 396 const char *group_from_gid(gid_t, int);
 397 #endif
 398
 399 #if !HAVE_DECL_PWCACHE_GROUPDB
 400 int pwcache_groupdb(int (*)(int), void (*)(void),
 401     struct group * (*)(const char *), struct group * (*)(gid_t));
 402 #endif
 403
 404 #if !HAVE_DECL_STRNDUP
 405 char            *strndup(const char *, size_t);
 406 #endif
 407 #if !HAVE_DECL_LCHFLAGS
 408 int             lchflags(const char *, unsigned long);
 409 #endif
 410 #if !HAVE_DECL_LCHMOD
 411 int             lchmod(const char *, mode_t);
 412 #endif
 413 #if !HAVE_DECL_LCHOWN
 414 int             lchown(const char *, uid_t, gid_t);
 415 #endif
 416
 417 #if !HAVE_PWRITE
 418 ssize_t pwrite(int, const void *, size_t, off_t);
 419 #endif
 420
 421 #if !HAVE_RAISE_DEFAULT_SIGNAL
 422 int raise_default_signal(int);
 423 #endif
 424
 425 #if !HAVE_SETENV
 426 int setenv(const char *, const char *, int);
 427 #endif
 428
 429 #if !HAVE_DECL_SETGROUPENT
 430 int setgroupent(int);
 431 #endif
 432
 433 #if !HAVE_DECL_SETPASSENT
 434 int setpassent(int);
 435 #endif
 436
 437 #if !HAVE_SETPROGNAME || defined(__NetBSD__)
 438 const char *getprogname(void);
 439 void setprogname(const char *);
 440 #endif
 441
 442 #if !HAVE_SNPRINTF
 443 int snprintf(char *, size_t, const char *, ...);
 444 #endif
 445
 446 #if !HAVE_STRLCAT
 447 size_t strlcat(char *, const char *, size_t);
 448 #endif
 449
 450 #if !HAVE_STRLCPY
 451 size_t strlcpy(char *, const char *, size_t);
 452 #endif
 453
 454 #if !HAVE_STRMODE
 455 void strmode(mode_t, char *);
 456 #endif
 457
 458 #if !HAVE_STRNDUP
 459 char *strndup(const char *, size_t);
 460 #endif
 461
 462 #if !HAVE_STRSEP || defined(__NetBSD__)
 463 char *strsep(char **, const char *);
 464 #endif
 465
 466 #if !HAVE_DECL_STRSUFTOLL
 467 long long strsuftoll(const char *, const char *, long long, long long);
 468 long long strsuftollx(const char *, const char *,
 469                         long long, long long, char *, size_t);
 470 #endif
 471
 472 #if !HAVE_STRTOLL
 473 long long strtoll(const char *, char **, int);
 474 #endif
 475
 476 #if !HAVE_USER_FROM_UID
 477 const char *user_from_uid(uid_t, int);
 478 #endif
 479
 480 #if !HAVE_GROUP_FROM_GID
 481 const char *group_from_gid(gid_t, int);
 482 #endif
 483
 484 #if !HAVE_VASPRINTF
 485 int vasprintf(char **, const char *, va_list);
 486 #endif
 487
 488 #if !HAVE_VASNPRINTF
 489 int vasnprintf(char **, size_t, const char *, va_list);
 490 #endif
 491
 492 #if !HAVE_VSNPRINTF
 493 int vsnprintf(char *, size_t, const char *, va_list);
 494 #endif
 495
 496 /*
 497  * getmode() and setmode() are always defined, as these function names
 498  * exist but with very different meanings on other OS's.  The compat
 499  * versions here simply accept an octal mode number; the "u+x,g-w" type
 500  * of syntax is not accepted.
 501  */
 502
 503 #define getmode __nbcompat_getmode
 504 #define setmode __nbcompat_setmode
 505
 506 mode_t getmode(const void *, mode_t);
 507 void *setmode(const char *);
 508
 509 /* Eliminate assertions embedded in binaries. */
 510
 511 #undef _DIAGASSERT
 512 #define _DIAGASSERT(x)
 513
 514 /* Various sources use this */
 515 #undef  __RCSID
 516 #define __RCSID(x) struct XXXNETBSD_RCSID
 517 #undef  __SCCSID
 518 #define __SCCSID(x)
 519 #undef  __COPYRIGHT
 520 #define __COPYRIGHT(x) struct XXXNETBSD_COPYRIGHT
 521 #undef  __KERNEL_RCSID
 522 #define __KERNEL_RCSID(x,y)
 523
 524 /* Heimdal expects this one. */
 525
 526 #undef RCSID
 527 #define RCSID(x)
 528
 529 /* Some definitions not available on all systems. */
 530
 531 #ifndef __inline
 532 #define __inline inline
 533 #endif
 534
 535 /* <errno.h> */
 536
 537 #ifndef EFTYPE
 538 #define EFTYPE EIO
 539 #endif
 540
 541 /* <fcntl.h> */
 542
 543 #ifndef O_EXLOCK
 544 #define O_EXLOCK 0
 545 #endif
 546 #ifndef O_SHLOCK
 547 #define O_SHLOCK 0
 548 #endif
 549
 550 /* <inttypes.h> */
 551
 552 #if USHRT_MAX == 0xffffU                /* short is a 16-bit type */
 553 #ifndef PRId16
 554 #define PRId16 "hd"
 555 #endif
 556 #ifndef PRIi16
 557 #define PRIi16 "hi"
 558 #endif
 559 #ifndef PRIo16
 560 #define PRIo16 "ho"
 561 #endif
 562 #ifndef PRIu16
 563 #define PRIu16 "hu"
 564 #endif
 565 #ifndef PRIx16
 566 #define PRIx16 "hx"
 567 #endif
 568 #ifndef PRIX16
 569 #define PRIX16 "hX"
 570 #endif
 571 #endif                                  /* short is a 16-bit type */
 572 #if ! (defined(PRId16) && defined(PRIi16) && defined(PRIo16) && \
 573         defined(PRIu16) && defined(PRIx16) && defined(PRIX16))
 574 #error "Don't know how to define PRI[diouxX]16"
 575 #endif
 576
 577 #if UINT_MAX == 0xffffffffU             /* int is a 32-bit type */
 578 #ifndef PRId32
 579 #define PRId32 "d"
 580 #endif
 581 #ifndef PRIi32
 582 #define PRIi32 "i"
 583 #endif
 584 #ifndef PRIo32
 585 #define PRIo32 "o"
 586 #endif
 587 #ifndef PRIu32
 588 #define PRIu32 "u"
 589 #endif
 590 #ifndef PRIx32
 591 #define PRIx32 "x"
 592 #endif
 593 #ifndef PRIX32
 594 #define PRIX32 "X"
 595 #endif
 596 #endif                                  /* int is a 32-bit type */
 597 #if ULONG_MAX == 0xffffffffU            /* long is a 32-bit type */
 598 #ifndef PRId32
 599 #define PRId32 "ld"
 600 #endif
 601 #ifndef PRIi32
 602 #define PRIi32 "li"
 603 #endif
 604 #ifndef PRIo32
 605 #define PRIo32 "lo"
 606 #endif
 607 #ifndef PRIu32
 608 #define PRIu32 "lu"
 609 #endif
 610 #ifndef PRIx32
 611 #define PRIx32 "lx"
 612 #endif
 613 #ifndef PRIX32
 614 #define PRIX32 "lX"
 615 #endif
 616 #endif                                  /* long is a 32-bit type */
 617 #if ! (defined(PRId32) && defined(PRIi32) && defined(PRIo32) && \
 618         defined(PRIu32) && defined(PRIx32) && defined(PRIX32))
 619 #error "Don't know how to define PRI[diouxX]32"
 620 #endif
 621
 622 #if ULONG_MAX == 0xffffffffffffffffU    /* long is a 64-bit type */
 623 #ifndef PRId64
 624 #define PRId64 "ld"
 625 #endif
 626 #ifndef PRIi64
 627 #define PRIi64 "li"
 628 #endif
 629 #ifndef PRIo64
 630 #define PRIo64 "lo"
 631 #endif
 632 #ifndef PRIu64
 633 #define PRIu64 "lu"
 634 #endif
 635 #ifndef PRIx64
 636 #define PRIx64 "lx"
 637 #endif
 638 #ifndef PRIX64
 639 #define PRIX64 "lX"
 640 #endif
 641 #endif                                  /* long is a 64-bit type */
 642 #if ULLONG_MAX == 0xffffffffffffffffU   /* long long is a 64-bit type */
 643 #ifndef PRId64
 644 #define PRId64 "lld"
 645 #endif
 646 #ifndef PRIi64
 647 #define PRIi64 "lli"
 648 #endif
 649 #ifndef PRIo64
 650 #define PRIo64 "llo"
 651 #endif
 652 #ifndef PRIu64
 653 #define PRIu64 "llu"
 654 #endif
 655 #ifndef PRIx64
 656 #define PRIx64 "llx"
 657 #endif
 658 #ifndef PRIX64
 659 #define PRIX64 "llX"
 660 #endif
 661 #endif                                  /* long long is a 64-bit type */
 662 #if ! (defined(PRId64) && defined(PRIi64) && defined(PRIo64) && \
 663         defined(PRIu64) && defined(PRIx64) && defined(PRIX64))
 664 #error "Don't know how to define PRI[diouxX]64"
 665 #endif
 666
 667 /* <limits.h> */
 668
 669 #ifndef UID_MAX
 670 #define UID_MAX 32767
 671 #endif
 672 #ifndef GID_MAX
 673 #define GID_MAX UID_MAX
 674 #endif
 675
 676 #ifndef UQUAD_MAX
 677 #define UQUAD_MAX ((u_quad_t)-1)
 678 #endif
 679 #ifndef QUAD_MAX
 680 #define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1))
 681 #endif
 682 #ifndef QUAD_MIN
 683 #define QUAD_MIN ((quad_t)(~QUAD_MAX))
 684 #endif
 685 #ifndef ULLONG_MAX
 686 #define ULLONG_MAX ((unsigned long long)-1)
 687 #endif
 688 #ifndef LLONG_MAX
 689 #define LLONG_MAX ((long long)(ULLONG_MAX >> 1))
 690 #endif
 691 #ifndef LLONG_MIN
 692 #define LLONG_MIN ((long long)(~LLONG_MAX))
 693 #endif
 694
 695 /* <paths.h> */
 696
 697 /* The host's _PATH_BSHELL might be broken, so override it. */
 698 #undef _PATH_BSHELL
 699 #define _PATH_BSHELL PATH_BSHELL
 700 #ifndef _PATH_DEFPATH
 701 #define _PATH_DEFPATH "/usr/bin:/bin:/usr/local/bin"
 702 #endif
 703 #ifndef _PATH_DEV
 704 #define _PATH_DEV "/dev/"
 705 #endif
 706 #ifndef _PATH_DEVNULL
 707 #define _PATH_DEVNULL _PATH_DEV "null"
 708 #endif
 709 #ifndef _PATH_TMP
 710 #define _PATH_TMP "/tmp/"
 711 #endif
 712 #ifndef _PATH_DEFTAPE
 713 #define _PATH_DEFTAPE "/dev/nrst0"
 714 #endif
 715 #ifndef _PATH_VI
 716 #define _PATH_VI "/usr/bin/vi"
 717 #endif
 718
 719 /* <stdarg.h> */
 720
 721 #ifndef _BSD_VA_LIST_
 722 #define _BSD_VA_LIST_ va_list
 723 #endif
 724
 725 /* <stdint.h> */
 726
 727 #if !defined(SIZE_MAX) && defined(SIZE_T_MAX)
 728 #define SIZE_MAX SIZE_T_MAX
 729 #endif
 730
 731 #ifndef UINT8_MAX
 732 #define UINT8_MAX 0xffU
 733 #endif
 734
 735 #ifndef UINT16_MAX
 736 #define UINT16_MAX 0xffffU
 737 #endif
 738
 739 #ifndef UINT32_MAX
 740 #define UINT32_MAX 0xffffffffU
 741 #endif
 742
 743 /* <stdlib.h> */
 744
 745 #ifndef __GNUC__
 746 # if HAVE_ALLOCA_H
 747 #  include <alloca.h>
 748 # else
 749 #  ifndef alloca /* predefined by HP cc +Olibcalls */
 750 char *alloca ();
 751 #  endif
 752 # endif
 753 #endif
 754
 755 /* avoid prototype conflicts with host */
 756 #define cgetcap __nbcompat_cgetcap
 757 #define cgetclose __nbcompat_cgetclose
 758 #define cgetent __nbcompat_cgetent
 759 #define cgetfirst __nbcompat_cgetfirst
 760 #define cgetmatch __nbcompat_cgetmatch
 761 #define cgetnext __nbcompat_cgetnext
 762 #define cgetnum __nbcompat_cgetnum
 763 #define cgetset __nbcompat_cgetset
 764 #define cgetstr __nbcompat_cgetstr
 765 #define cgetustr __nbcompat_cgetustr
 766
 767 char    *cgetcap(char *, const char *, int);
 768 int      cgetclose(void);
 769 int      cgetent(char **, const char * const *, const char *);
 770 int      cgetfirst(char **, const char * const *);
 771 int      cgetmatch(const char *, const char *);
 772 int      cgetnext(char **, const char * const *);
 773 int      cgetnum(char *, const char *, long *);
 774 int      cgetset(const char *);
 775 int      cgetstr(char *, const char *, char **);
 776 int      cgetustr(char *, const char *, char **);
 777
 778 /* <sys/endian.h> */
 779
 780 #if WORDS_BIGENDIAN
 781 #if !HAVE_DECL_HTOBE16
 782 #define htobe16(x)      (x)
 783 #endif
 784 #if !HAVE_DECL_HTOBE32
 785 #define htobe32(x)      (x)
 786 #endif
 787 #if !HAVE_DECL_HTOBE64
 788 #define htobe64(x)      (x)
 789 #endif
 790 #if !HAVE_DECL_HTOLE16
 791 #define htole16(x)      bswap16((u_int16_t)(x))
 792 #endif
 793 #if !HAVE_DECL_HTOLE32
 794 #define htole32(x)      bswap32((u_int32_t)(x))
 795 #endif
 796 #if !HAVE_DECL_HTOLE64
 797 #define htole64(x)      bswap64((u_int64_t)(x))
 798 #endif
 799 #else
 800 #if !HAVE_DECL_HTOBE16
 801 #define htobe16(x)      bswap16((u_int16_t)(x))
 802 #endif
 803 #if !HAVE_DECL_HTOBE32
 804 #define htobe32(x)      bswap32((u_int32_t)(x))
 805 #endif
 806 #if !HAVE_DECL_HTOBE64
 807 #define htobe64(x)      bswap64((u_int64_t)(x))
 808 #endif
 809 #if !HAVE_DECL_HTOLE16
 810 #define htole16(x)      (x)
 811 #endif
 812 #if !HAVE_DECL_HTOLE32
 813 #define htole32(x)      (x)
 814 #endif
 815 #if !HAVE_DECL_HTOLE64
 816 #define htole64(x)      (x)
 817 #endif
 818 #endif
 819 #if !HAVE_DECL_BE16TOH
 820 #define be16toh(x)      htobe16(x)
 821 #endif
 822 #if !HAVE_DECL_BE32TOH
 823 #define be32toh(x)      htobe32(x)
 824 #endif
 825 #if !HAVE_DECL_BE64TOH
 826 #define be64toh(x)      htobe64(x)
 827 #endif
 828 #if !HAVE_DECL_LE16TOH
 829 #define le16toh(x)      htole16(x)
 830 #endif
 831 #if !HAVE_DECL_LE32TOH
 832 #define le32toh(x)      htole32(x)
 833 #endif
 834 #if !HAVE_DECL_LE64TOH
 835 #define le64toh(x)      htole64(x)
 836 #endif
 837
 838 #define __GEN_ENDIAN_ENC(bits, endian) \
 839 static void \
 840 endian ## bits ## enc(void *dst, uint ## bits ## _t u) \
 841 { \
 842         u = hto ## endian ## bits (u); \
 843         memcpy(dst, &u, sizeof(u)); \
 844 }
 845 #if !HAVE_DECL_BE16ENC
 846 __GEN_ENDIAN_ENC(16, be)
 847 #endif
 848 #if !HAVE_DECL_BE32ENC
 849 __GEN_ENDIAN_ENC(32, be)
 850 #endif
 851 #if !HAVE_DECL_BE64ENC
 852 __GEN_ENDIAN_ENC(64, be)
 853 #endif
 854 #if !HAVE_DECL_LE16ENC
 855 __GEN_ENDIAN_ENC(16, le)
 856 #endif
 857 #if !HAVE_DECL_LE32ENC
 858 __GEN_ENDIAN_ENC(32, le)
 859 #endif
 860 #if !HAVE_DECL_LE64ENC
 861 __GEN_ENDIAN_ENC(64, le)
 862 #endif
 863 #undef __GEN_ENDIAN_ENC
 864
 865 #define __GEN_ENDIAN_DEC(bits, endian) \
 866 static uint ## bits ## _t \
 867 endian ## bits ## dec(const void *buf) \
 868 { \
 869         uint ## bits ## _t u; \
 870         memcpy(&u, buf, sizeof(u)); \
 871         return endian ## bits ## toh (u); \
 872 }
 873 #if !HAVE_DECL_BE16DEC
 874 __GEN_ENDIAN_DEC(16, be)
 875 #endif
 876 #if !HAVE_DECL_BE32DEC
 877 __GEN_ENDIAN_DEC(32, be)
 878 #endif
 879 #if !HAVE_DECL_BE64DEC
 880 __GEN_ENDIAN_DEC(64, be)
 881 #endif
 882 #if !HAVE_DECL_LE16DEC
 883 __GEN_ENDIAN_DEC(16, le)
 884 #endif
 885 #if !HAVE_DECL_LE32DEC
 886 __GEN_ENDIAN_DEC(32, le)
 887 #endif
 888 #if !HAVE_DECL_LE64DEC
 889 __GEN_ENDIAN_DEC(64, le)
 890 #endif
 891 #undef __GEN_ENDIAN_DEC
 892
 893 /* <sys/mman.h> */
 894
 895 #ifndef MAP_FILE
 896 #define MAP_FILE 0
 897 #endif
 898
 899 /* HP-UX has MAP_ANONYMOUS but not MAP_ANON */
 900 #ifndef MAP_ANON
 901 #ifdef MAP_ANONYMOUS
 902 #define MAP_ANON MAP_ANONYMOUS
 903 #endif
 904 #endif
 905
 906 /* <sys/param.h> */
 907
 908 #undef BIG_ENDIAN
 909 #undef LITTLE_ENDIAN
 910 #define BIG_ENDIAN 4321
 911 #define LITTLE_ENDIAN 1234
 912
 913 #undef BYTE_ORDER
 914 #if WORDS_BIGENDIAN
 915 #define BYTE_ORDER BIG_ENDIAN
 916 #else
 917 #define BYTE_ORDER LITTLE_ENDIAN
 918 #endif
 919
 920 #ifndef DEV_BSIZE
 921 #define DEV_BSIZE (1 << 9)
 922 #endif
 923
 924 #undef MIN
 925 #undef MAX
 926 #define MIN(a,b) ((a) < (b) ? (a) : (b))
 927 #define MAX(a,b) ((a) > (b) ? (a) : (b))
 928
 929 #ifndef MAXBSIZE
 930 #define MAXBSIZE (64 * 1024)
 931 #endif
 932 #ifndef MAXFRAG
 933 #define MAXFRAG 8
 934 #endif
 935 #ifndef MAXPHYS
 936 #define MAXPHYS (64 * 1024)
 937 #endif
 938
 939 /* XXX needed by makefs; this should be done in a better way */
 940 #undef btodb
 941 #define btodb(x) ((x) << 9)
 942
 943 #undef setbit
 944 #undef clrbit
 945 #undef isset
 946 #undef isclr
 947 #define setbit(a,i)     ((a)[(i)/NBBY] |= 1<<((i)%NBBY))
 948 #define clrbit(a,i)     ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
 949 #define isset(a,i)      ((a)[(i)/NBBY] & (1<<((i)%NBBY)))
 950 #define isclr(a,i)      (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
 951
 952 #ifndef powerof2
 953 #define powerof2(x) ((((x)-1)&(x))==0)
 954 #endif
 955
 956 #undef roundup
 957 #define roundup(x, y)   ((((x)+((y)-1))/(y))*(y))
 958
 959 /* <sys/stat.h> */
 960
 961 #ifndef ALLPERMS
 962 #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
 963 #endif
 964 #ifndef DEFFILEMODE
 965 #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
 966 #endif
 967 #ifndef S_ISTXT
 968 #ifdef S_ISVTX
 969 #define S_ISTXT S_ISVTX
 970 #else
 971 #define S_ISTXT 0
 972 #endif
 973 #endif
 974
 975 /* Protected by _NETBSD_SOURCE otherwise. */
 976 #if HAVE_STRUCT_STAT_ST_FLAGS && defined(__NetBSD__)
 977 #define UF_SETTABLE     0x0000ffff
 978 #define UF_NODUMP       0x00000001
 979 #define UF_IMMUTABLE    0x00000002
 980 #define UF_APPEND       0x00000004
 981 #define UF_OPAQUE       0x00000008
 982 #define SF_SETTABLE     0xffff0000
 983 #define SF_ARCHIVED     0x00010000
 984 #define SF_IMMUTABLE    0x00020000
 985 #define SF_APPEND       0x00040000
 986 #endif
 987
 988 /* <sys/syslimits.h> */
 989
 990 #ifndef LINE_MAX
 991 #define LINE_MAX 2048
 992 #endif
 993
 994 /* <sys/time.h> */
 995
 996 #ifndef timercmp
 997 #define timercmp(tvp, uvp, cmp)                                         \
 998         (((tvp)->tv_sec == (uvp)->tv_sec) ?                             \
 999             ((tvp)->tv_usec cmp (uvp)->tv_usec) :                       \
1000             ((tvp)->tv_sec cmp (uvp)->tv_sec))
1001 #endif
1002 #ifndef timeradd
1003 #define timeradd(tvp, uvp, vvp)                                         \
1004         do {                                                            \
1005                 (vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;          \
1006                 (vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;       \
1007                 if ((vvp)->tv_usec >= 1000000) {                        \
1008                         (vvp)->tv_sec++;                                \
1009                         (vvp)->tv_usec -= 1000000;                      \
1010                 }                                                       \
1011         } while (/* CONSTCOND */ 0)
1012 #endif
1013 #ifndef timersub
1014 #define timersub(tvp, uvp, vvp)                                         \
1015         do {                                                            \
1016                 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;          \
1017                 (vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;       \
1018                 if ((vvp)->tv_usec < 0) {                               \
1019                         (vvp)->tv_sec--;                                \
1020                         (vvp)->tv_usec += 1000000;                      \
1021                 }                                                       \
1022         } while (/* CONSTCOND */ 0)
1023 #endif
1024
1025 /* <sys/types.h> */
1026
1027 #ifdef major
1028 #undef major
1029 #endif
1030 #define major(x)        ((int32_t)((((x) & 0x000fff00) >>  8)))
1031
1032 #ifdef minor
1033 #undef minor
1034 #endif
1035 #define minor(x)        ((int32_t)((((x) & 0xfff00000) >> 12) | \
1036                                    (((x) & 0x000000ff) >>  0)))
1037 #ifdef makedev
1038 #undef makedev
1039 #endif
1040 #define makedev(x,y)    ((dev_t)((((x) <<  8) & 0x000fff00) | \
1041                         (((y) << 12) & 0xfff00000) | \
1042                         (((y) <<  0) & 0x000000ff)))
1043 #ifndef NBBY
1044 #define NBBY 8
1045 #endif
1046
1047 #if !HAVE_U_QUAD_T
1048 /* #define, not typedef, as quad_t exists as a struct on some systems */
1049 #define quad_t long long
1050 #define u_quad_t unsigned long long
1051 #define strtoq strtoll
1052 #define strtouq strtoull
1053 #endif
1054
1055 /* Has quad_t but these prototypes don't get pulled into scope. w/o we lose */
1056 #ifdef __NetBSD__
1057 quad_t   strtoq __P((const char *, char **, int));
1058 u_quad_t strtouq __P((const char *, char **, int));
1059 #endif
1060
1061 #endif  /* !__NETBSD_COMPAT_DEFS_H__ */